Discover deals from 900+ travel sites with momondo.
Fly from
Route
Depart
Return
JohannesburgLondon
JNB - LHR
JNBLHR
Johannesburg OR Tambo
Wed 17/9
9:50-15:15
1 stop30h 25m
London Heathrow
Mon 22/9
21:45-8:20
1 stop33h 35m
JohannesburgLondon
JNB - LHR
JNBLHR
Johannesburg OR Tambo
Sat 13/9
9:50-15:15
1 stop30h 25m
London Heathrow
Sun 5/10
21:45-8:20
1 stop33h 35m
JohannesburgLondon
JNB - LHR
JNBLHR
Johannesburg OR Tambo
Thu 20/11
10:10-22:55
1 stop14h 45m
London Heathrow
Mon 1/12
6:35-7:05
1 stop22h 30m
JohannesburgLondon
JNB - LHR
JNBLHR
Johannesburg OR Tambo
Sun 9/11
10:10-22:55
1 stop14h 45m
London Heathrow
Sun 16/11
20:15-7:05
1 stop32h 50m
JohannesburgLondon
JNB - LHR
JNBLHR
Johannesburg OR Tambo
Mon 6/10
19:35-19:20
1 stop24h 45m
London Heathrow
Sat 25/10
20:05-10:30
1 stop37h 25m
JohannesburgLondon
JNB - LHR
JNBLHR
Johannesburg OR Tambo
Tue 7/10
19:35-17:50
1 stop23h 15m
London Heathrow
Sat 25/10
20:05-10:30
1 stop37h 25m
Cape TownLondon
CPT - LHR
CPTLHR
Cape Town Intl
Sat 18/10
19:30-6:20
Nonstop11h 50m
London Heathrow
Tue 11/11
22:30-12:05
Nonstop11h 35m
Cape TownLondon
CPT - LHR
CPTLHR
Cape Town Intl
Sun 26/10
20:50-6:50
Nonstop12h 00m
London Heathrow
Sun 2/11
22:30-12:05
Nonstop11h 35m
DurbanLondon
DUR - LHR
DURLHR
Durban King Shaka Intl
Wed 17/9
10:55-7:30
1 stop21h 35m
London Heathrow
Mon 29/9
15:05-10:35
2 stops18h 30m
DurbanLondon
DUR - LHR
DURLHR
Durban King Shaka Intl
Sat 6/12
10:55-4:55
1 stop20h 00m
London Heathrow
Fri 12/12
13:40-10:35
2 stops18h 55m
| CHEAPEST MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM JOHANNESBURG OR TAMBO AIRPORT | February | 18% cheaper | Flying from Johannesburg OR Tambo Airport to London Heathrow Airport costs on average just R11 228 in February |
| MOST EXPENSIVE MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM JOHANNESBURG OR TAMBO AIRPORT | August | 14% more expensive | It costs about R15 616 for flights to London Heathrow Airport from Johannesburg OR Tambo Airport in August |
| MOST POPULAR MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM JOHANNESBURG OR TAMBO AIRPORT | December | 279% more users visited | More momondo users searched in flights to London Heathrow Airport from Johannesburg OR Tambo Airport in December than any other month |
Best One-Way Price | R5 032 |
|---|---|
Best Round-Trip Price | R10 190 |
Fastest flight time | 17h 50m |
Popular in | August |
Travelling from most locations, it is best to book your flight to London Heathrow Airport during the month of February for the best deal, although there are other times of the year which offer great deals as well.
From most locations, to find the best deals on airfare, our data shows that users booking 81 days before flying found the cheapest flight to London Heathrow Airport.
From most locations, the cheapest flights to London Heathrow Airport are found on a Sunday. Booking a Saturday departure is usually the most expensive.
In general, when looking for the cheapest flight to London Heathrow Airport, our data indicates that Morning flights are the most cost-effective. Afternoon flights tend to be the most expensive.
London City Airport, London Gatwick Airport, London Luton Airport, London Stansted Airport or London Southend Airport can be an alternative airport used for travel to London.
Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in London is London Southend Airport where the average price is R2 068. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.
In the past two weeks, users have booked deals to London for R3 103/person, which is 45% cheaper than the average flight to London. To find the cheapest price to London from your area, use momondo’s Airport-to-Airport Pricing Tool.
There are 16 airlines that fly to London Heathrow Airport on a routine basis, but British Airways, Virgin Atlantic and SWISS happen to be the most popular among our users. In the past year, 44% of those who searched for flights to London Heathrow Airport looked to travel with British Airways, making this airline the top choice among momondo travellers.
Prices for flights to London Heathrow Airport are updated daily.
As of July 2025, there are 18 operators available to choose from for flights to London Heathrow Airport.
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to London Heathrow Airport.
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London.
Yes. momondo enables you to select and highlight flights to London with this policy.
momondo provides multiple filters to help you find the best flight to London. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.
Price alerts on flights to London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.